| Главная ссылка. | Brown, L.R., S.A. Matern and P.B. Moyle, 1995 |
|---|---|
| Примечания | There appears to be two genetically distinct forms (Ref. 27547), an inland form found in sandy and rocky shores of lakes, and a coastal form usually found over sand in quiet runs of small to medium rivers; sometimes in salt water near river mouths (Ref. 2850). The coastal form moves into brackish estuaries to spawn (Ref. 27547). Feed mainly on aquatic insect larvae and bottom invertebrates (Ref. 1998). Juvenile and adults feed mainly on insects (Ref. 13348). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Субстрат | Soft Bottom: sand; Hard Bottom: rocky; |
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| Подложка Ссылка. | Morrow, J.E., 1980 |
| Особые места обитания | |
| Особые места обитания Ref. |
| ссылка | |
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| Ассоциации | |
| Связано с | |
| Замечания ассоциации | |
| Паразитизм |
| Тип кормления | mainly animals (troph. 2.8 and up) |
|---|---|
| Тип подачи Ссылка. | Brown, L.R., S.A. Matern and P.B. Moyle, 1995 |
| Привычка питаться | hunting macrofauna (predator) |
| Привычки питания Ref. | Brown, L.R., S.A. Matern and P.B. Moyle, 1995 |
| Estimation method | Оригинальный образец | Непромысловая популяция | Замечание | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| От состава рациона | 3.20 | 3.10 | 0.40 | Troph of adults from 1 study. | |
| Из отдельных продуктов питания | 3.61 | 0.51 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| ссылка | Brown, L.R., S.A. Matern and P.B. Moyle, 1995 | ||||